/Engine/Source/Editor/Kismet/Public/SBlueprintNamespaceEntry.h
static PRAGMA_DISABLE_DEPRECATION_WARNINGSvoid HandleLegacyOnFilterNamespaceList ( [TSet](API\Runtime\Core\Containers\TSet)< [FString](API\Runtime\Core\Containers\FString) > & OutNamespacesToExclude, [FOnFilterNamespaceList](API\Editor\Kismet\SBlueprintNamespaceEntry\FOnFilterNamespaceList) LegacyDelegate )